| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | GLM CLEANING LTD | 🇬🇧United Kingdom | Activa | 13/2/2026 – presente |
| Persona con control significativo | GLM CLEANING LTD | 🇬🇧United Kingdom | Activa | 2/10/2025 – presente |
| Persona con control significativo | TIDEWATER ESTATES LIMITED | 🇬🇧United Kingdom | Activa | 18/6/2024 – presente |
| Persona con control significativo | CS CREATIVE SOLUTIONS LIMITED | 🇬🇧United Kingdom | Liquidación | 19/6/2024 – 20/3/2024 |
| Persona con control significativo | YORKSHIRE SUBMISSIONS LIMITED | — | Activa | 19/6/2024 – presente |
| Persona con control significativo | SET WAVES LTD | 🇬🇧United Kingdom | Activa | 18/6/2024 – 22/8/2023 |
| Persona con control significativo | MASON REALTOR LIMITED | 🇬🇧United Kingdom | Disuelta | 18/6/2024 – presente |
| Persona con control significativo | ALM PAYROLL LIMITED | 🇬🇧United Kingdom | Disuelta | 18/6/2024 – presente |
| Persona con control significativo | ALM ACCOUNTS LIMITED | 🇬🇧United Kingdom | Solicitud de baja | 18/6/2024 – presente |
| Persona con control significativo | VENTURE-7 ENGINEERING & ENVIRONMENT LIMITED | 🇬🇧United Kingdom | Activa | 18/6/2024 – presente |
| Persona con control significativo | SHADOW COURIER SERVICES LIMITED | 🇬🇧United Kingdom | Disuelta | 19/6/2024 – presente |
| Persona con control significativo | HEATING AND INSULATION SERVICES LIMITED | 🇬🇧United Kingdom | Disuelta | 18/6/2024 – presente |
| Persona con control significativo | EXTERIORS (LEEDS) LIMITED | 🇬🇧United Kingdom | Disuelta | 18/6/2024 – presente |
| Persona con control significativo | CLOUD BOOKKEEPING & PAYROLL LIMITED | 🇬🇧United Kingdom | Activa | 18/6/2024 – presente |
| Persona con control significativo | CLOUD BOOKKEEPING QB LIMITED | 🇬🇧United Kingdom | Disuelta | 18/6/2024 – presente |
| Persona con control significativo | ANYCOIN LIMITED | 🇬🇧United Kingdom | Disuelta | 22/6/2024 – presente |
| Persona con control significativo | OXON PROPERTY CONSULTING LTD | 🇬🇧United Kingdom | Disuelta | 19/6/2024 – presente |
| Persona con control significativo | MARK MASON ACCOUNTANCY LIMITED | 🇬🇧United Kingdom | Activa | 19/6/2024 – presente |
| Persona con control significativo | MASON INTERNATIONAL CONSULTING LTD | 🇬🇧United Kingdom | Activa | 19/6/2024 – presente |
| Persona con control significativo | MWM PROPERTY LIMITED | 🇬🇧United Kingdom | Activa | 19/6/2024 – presente |
| Persona con control significativo | ANALYTECH LIMITED | 🇬🇧United Kingdom | Activa | 19/6/2024 – presente |
| Persona con control significativo | GIT DIRECT LTD | 🇬🇧United Kingdom | Activa | 19/6/2024 – presente |
| Persona con control significativo | MASON HOMES IVOR LIMITED | 🇬🇧United Kingdom | Disuelta | 19/6/2024 – presente |
| Persona con control significativo | M. J. M. DESIGN & DRAUGHTING LIMITED | 🇬🇧United Kingdom | Activa | 19/6/2024 – presente |
| Persona con control significativo | IDIOM CONSULTING LTD | 🇬🇧United Kingdom | Activa | 18/6/2024 – presente |
| Persona con control significativo | M&M POLISHING LIMITED | 🇬🇧United Kingdom | Activa | 19/6/2024 – presente |
| Persona con control significativo | GL MASON LIMITED | 🇬🇧United Kingdom | Disuelta | 15/6/2024 – presente |
| Persona con control significativo | THE BUBBLE ROOM BAR & RESTAURANT LIMITED | 🇬🇧United Kingdom | Activa | 19/6/2024 – presente |
| Persona con control significativo | JANUSIAN HR LIMITED | 🇬🇧United Kingdom | Liquidación | 19/6/2024 – 26/2/2019 |
| Cargo | A1 MASON CONSULTING LTD. | 🇬🇧United Kingdom | Disuelta | 19/5/2026 – presente |
| Cargo | GL MASON LIMITED | 🇬🇧United Kingdom | Disuelta | 19/5/2026 – presente |
19/5/2026
United Kingdom → England
13/2/2026
England → United Kingdom
22/6/2012
appointed